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A C-shaped xenobot pushes along a cell to create a new clump of cells

Life

Living robots made from frog cells can replicate themselves in a dish

Swarms of tiny "xenobots" can self-replicate in the lab by pushing loose cells together – the first time this form of reproduction has been seen in multicellular organisms

News

WHY is the universe just right? Spiral Galaxy in deep spcae, 3D illustration

Life

Why is the universe just right for life? Blame the multiverse

Features

WHY haven't we heard from aliens? Nestled amongst the vast clouds of star-forming regions like this one lie potential clues about the formation of our own Solar System

Life

Why haven't we heard from aliens? There is a reason for the silence

Features

WHY do we exist?

Life

Why do we exist? The meaning of life isn’t to be found in the stars

Features

RRS Sir David Attenborough and Boaty McBoatface visit London

Video

RRS Sir David Attenborough and Boaty McBoatface visit London

Video

Scientific instruments in space are monitoring how Earth's climate is changing

Environment

6 charts that show what climate change is doing to our planet

Comment

RRS Sir David Attenborough

Video

RRS Sir David Attenborough and Boaty McBoatface visit London

Video

Harold Clayton Urey

Life

Glass flask catalysed famous Miller-Urey origin-of-life experiment

News

A sea cucumber, Chiridota heheva

Life

Sea cucumber has modified genes to help it live on hydrothermal vents

News

Protoplanetary disc

Space

Maps of planetary nurseries will help the complex hunt for alien life

Five planetary nurseries have been chemically mapped in the most detail ever, showing hints of unexpected variety and high concentrations of the chemicals required for life

News

Life

Polar bears in Svalbard archipelago are inbreeding due to sea ice loss

News

Environment

Texas cold crisis early this year linked to melting Arctic sea ice

News

Technology

Shipping has made slow progress on climate change – can methanol help?

Analysis

Space

Martian cave entrances may offer a life-friendly radiation shield

News